/* Title: Tools/jEdit/src/rendering.scala
Author: Makarius
Isabelle-specific implementation of quasi-abstract rendering and
markup interpretation.
*/
package isabelle.jedit
import isabelle._
import java.awt.Color
import javax.swing.Icon
import org.gjt.sp.jedit.syntax.{Token => JEditToken}
import org.gjt.sp.jedit.{jEdit, View}
import scala.collection.immutable.SortedMap
object Rendering
{
def apply(snapshot: Document.Snapshot, options: Options): Rendering =
new Rendering(snapshot, options)
/* message priorities */
private val writeln_pri = 1
private val information_pri = 2
private val tracing_pri = 3
private val warning_pri = 4
private val legacy_pri = 5
private val error_pri = 6
private val message_pri = Map(
Markup.WRITELN -> writeln_pri, Markup.WRITELN_MESSAGE -> writeln_pri,
Markup.TRACING -> tracing_pri, Markup.TRACING_MESSAGE -> tracing_pri,
Markup.WARNING -> warning_pri, Markup.WARNING_MESSAGE -> warning_pri,
Markup.ERROR -> error_pri, Markup.ERROR_MESSAGE -> error_pri)
/* popup window bounds */
def popup_bounds: Double = (PIDE.options.real("jedit_popup_bounds") max 0.2) min 0.8
/* Isabelle/Isar token markup */
private val command_style: Map[String, Byte] =
{
import JEditToken._
Map[String, Byte](
Keyword.THY_END -> KEYWORD2,
Keyword.QED_SCRIPT -> DIGIT,
Keyword.PRF_SCRIPT -> DIGIT,
Keyword.PRF_ASM -> KEYWORD3,
Keyword.PRF_ASM_GOAL -> KEYWORD3,
Keyword.PRF_ASM_GOAL_SCRIPT -> DIGIT
).withDefaultValue(KEYWORD1)
}
private val token_style: Map[Token.Kind.Value, Byte] =
{
import JEditToken._
Map[Token.Kind.Value, Byte](
Token.Kind.KEYWORD -> KEYWORD2,
Token.Kind.IDENT -> NULL,
Token.Kind.LONG_IDENT -> NULL,
Token.Kind.SYM_IDENT -> NULL,
Token.Kind.VAR -> NULL,
Token.Kind.TYPE_IDENT -> NULL,
Token.Kind.TYPE_VAR -> NULL,
Token.Kind.NAT -> NULL,
Token.Kind.FLOAT -> NULL,
Token.Kind.STRING -> LITERAL1,
Token.Kind.ALT_STRING -> LITERAL2,
Token.Kind.VERBATIM -> COMMENT3,
Token.Kind.CARTOUCHE -> COMMENT4,
Token.Kind.SPACE -> NULL,
Token.Kind.COMMENT -> COMMENT1,
Token.Kind.ERROR -> INVALID
).withDefaultValue(NULL)
}
def token_markup(syntax: Outer_Syntax, token: Token): Byte =
if (token.is_command) command_style(syntax.keyword_kind(token.content).getOrElse(""))
else if (token.is_delimiter) JEditToken.OPERATOR
else token_style(token.kind)
/* Isabelle/ML token markup */
private val ml_token_style: Map[ML_Lex.Kind.Value, Byte] =
{
import JEditToken._
Map[ML_Lex.Kind.Value, Byte](
ML_Lex.Kind.KEYWORD -> NULL,
ML_Lex.Kind.IDENT -> NULL,
ML_Lex.Kind.LONG_IDENT -> NULL,
ML_Lex.Kind.TYPE_VAR -> NULL,
ML_Lex.Kind.WORD -> DIGIT,
ML_Lex.Kind.INT -> DIGIT,
ML_Lex.Kind.REAL -> DIGIT,
ML_Lex.Kind.CHAR -> LITERAL2,
ML_Lex.Kind.STRING -> LITERAL1,
ML_Lex.Kind.SPACE -> NULL,
ML_Lex.Kind.COMMENT -> COMMENT1,
ML_Lex.Kind.ANTIQ -> NULL,
ML_Lex.Kind.ANTIQ_START -> LITERAL4,
ML_Lex.Kind.ANTIQ_STOP -> LITERAL4,
ML_Lex.Kind.ANTIQ_OTHER -> NULL,
ML_Lex.Kind.ANTIQ_STRING -> NULL,
ML_Lex.Kind.ANTIQ_ALT_STRING -> NULL,
ML_Lex.Kind.ANTIQ_CARTOUCHE -> NULL,
ML_Lex.Kind.ERROR -> INVALID
).withDefaultValue(NULL)
}
def ml_token_markup(token: ML_Lex.Token): Byte =
if (!token.is_keyword) ml_token_style(token.kind)
else if (token.is_delimiter) JEditToken.OPERATOR
else if (ML_Lex.keywords2(token.source)) JEditToken.KEYWORD2
else if (ML_Lex.keywords3(token.source)) JEditToken.KEYWORD3
else JEditToken.KEYWORD1
/* markup elements */
private val semantic_completion_elements =
Markup.Elements(Markup.COMPLETION, Markup.NO_COMPLETION)
private val language_context_elements =
Markup.Elements(Markup.STRING, Markup.ALTSTRING, Markup.VERBATIM,
Markup.CARTOUCHE, Markup.COMMENT, Markup.LANGUAGE,
Markup.ML_STRING, Markup.ML_COMMENT)
private val language_elements = Markup.Elements(Markup.LANGUAGE)
private val highlight_elements =
Markup.Elements(Markup.EXPRESSION, Markup.CITATION, Markup.LANGUAGE, Markup.ML_TYPING,
Markup.TOKEN_RANGE, Markup.ENTITY, Markup.PATH, Markup.URL, Markup.SORTING,
Markup.TYPING, Markup.FREE, Markup.SKOLEM, Markup.BOUND,
Markup.VAR, Markup.TFREE, Markup.TVAR)
private val hyperlink_elements =
Markup.Elements(Markup.ENTITY, Markup.PATH, Markup.POSITION, Markup.CITATION, Markup.URL)
private val active_elements =
Markup.Elements(Markup.DIALOG, Markup.BROWSER, Markup.GRAPHVIEW,
Markup.SENDBACK, Markup.SIMP_TRACE_PANEL)
private val tooltip_message_elements =
Markup.Elements(Markup.WRITELN, Markup.WARNING, Markup.ERROR, Markup.BAD)
private val tooltip_descriptions =
Map(
Markup.EXPRESSION -> "expression",
Markup.CITATION -> "citation",
Markup.TOKEN_RANGE -> "inner syntax token",
Markup.FREE -> "free variable",
Markup.SKOLEM -> "skolem variable",
Markup.BOUND -> "bound variable",
Markup.VAR -> "schematic variable",
Markup.TFREE -> "free type variable",
Markup.TVAR -> "schematic type variable")
private val tooltip_elements =
Markup.Elements(Markup.LANGUAGE, Markup.TIMING, Markup.ENTITY, Markup.SORTING,
Markup.TYPING, Markup.ML_TYPING, Markup.PATH, Markup.URL) ++
Markup.Elements(tooltip_descriptions.keySet)
private val gutter_elements =
Markup.Elements(Markup.WRITELN, Markup.WARNING, Markup.ERROR)
private val squiggly_elements =
Markup.Elements(Markup.WRITELN, Markup.WARNING, Markup.ERROR)
private val line_background_elements =
Markup.Elements(Markup.WRITELN_MESSAGE, Markup.TRACING_MESSAGE,
Markup.WARNING_MESSAGE, Markup.ERROR_MESSAGE,
Markup.INFORMATION)
private val separator_elements =
Markup.Elements(Markup.SEPARATOR)
private val background_elements =
Protocol.proper_status_elements + Markup.WRITELN_MESSAGE +
Markup.TRACING_MESSAGE + Markup.WARNING_MESSAGE +
Markup.ERROR_MESSAGE + Markup.BAD + Markup.INTENSIFY ++
active_elements
private val foreground_elements =
Markup.Elements(Markup.STRING, Markup.ALTSTRING, Markup.VERBATIM,
Markup.CARTOUCHE, Markup.ANTIQUOTED)
private val bullet_elements =
Markup.Elements(Markup.BULLET)
private val fold_depth_elements =
Markup.Elements(Markup.TEXT_FOLD, Markup.GOAL, Markup.SUBGOAL)
}
class Rendering private(val snapshot: Document.Snapshot, val options: Options)
{
override def toString: String = "Rendering(" + snapshot.toString + ")"
/* colors */
def color_value(s: String): Color = Color_Value(options.string(s))
val outdated_color = color_value("outdated_color")
val unprocessed_color = color_value("unprocessed_color")
val unprocessed1_color = color_value("unprocessed1_color")
val running_color = color_value("running_color")
val running1_color = color_value("running1_color")
val bullet_color = color_value("bullet_color")
val tooltip_color = color_value("tooltip_color")
val writeln_color = color_value("writeln_color")
val information_color = color_value("information_color")
val warning_color = color_value("warning_color")
val error_color = color_value("error_color")
val error1_color = color_value("error1_color")
val writeln_message_color = color_value("writeln_message_color")
val information_message_color = color_value("information_message_color")
val tracing_message_color = color_value("tracing_message_color")
val warning_message_color = color_value("warning_message_color")
val error_message_color = color_value("error_message_color")
val spell_checker_color = color_value("spell_checker_color")
val bad_color = color_value("bad_color")
val intensify_color = color_value("intensify_color")
val quoted_color = color_value("quoted_color")
val antiquoted_color = color_value("antiquoted_color")
val antiquote_color = color_value("antiquote_color")
val highlight_color = color_value("highlight_color")
val hyperlink_color = color_value("hyperlink_color")
val active_color = color_value("active_color")
val active_hover_color = color_value("active_hover_color")
val active_result_color = color_value("active_result_color")
val keyword1_color = color_value("keyword1_color")
val keyword2_color = color_value("keyword2_color")
val keyword3_color = color_value("keyword3_color")
val quasi_keyword_color = color_value("quasi_keyword_color")
val improper_color = color_value("improper_color")
val operator_color = color_value("operator_color")
val caret_invisible_color = color_value("caret_invisible_color")
val completion_color = color_value("completion_color")
val search_color = color_value("search_color")
val tfree_color = color_value("tfree_color")
val tvar_color = color_value("tvar_color")
val free_color = color_value("free_color")
val skolem_color = color_value("skolem_color")
val bound_color = color_value("bound_color")
val var_color = color_value("var_color")
val inner_numeral_color = color_value("inner_numeral_color")
val inner_quoted_color = color_value("inner_quoted_color")
val inner_cartouche_color = color_value("inner_cartouche_color")
val inner_comment_color = color_value("inner_comment_color")
val dynamic_color = color_value("dynamic_color")
/* completion */
def semantic_completion(range: Text.Range): Option[Text.Info[Completion.Semantic]] =
if (snapshot.is_outdated) None
else {
snapshot.select(range, Rendering.semantic_completion_elements, _ =>
{
case Completion.Semantic.Info(info) => Some(info)
case _ => None
}).headOption.map(_.info)
}
def language_context(range: Text.Range): Option[Completion.Language_Context] =
snapshot.select(range, Rendering.language_context_elements, _ =>
{
case Text.Info(_, XML.Elem(Markup.Language(language, symbols, antiquotes, delimited), _)) =>
if (delimited) Some(Completion.Language_Context(language, symbols, antiquotes))
else None
case Text.Info(_, elem)
if elem.name == Markup.ML_STRING || elem.name == Markup.ML_COMMENT =>
Some(Completion.Language_Context.ML_inner)
case Text.Info(_, _) =>
Some(Completion.Language_Context.inner)
}).headOption.map(_.info)
def language_path(range: Text.Range): Option[Text.Range] =
snapshot.select(range, Rendering.language_elements, _ =>
{
case Text.Info(info_range, XML.Elem(Markup.Language(Markup.Language.PATH, _, _, _), _)) =>
Some(snapshot.convert(info_range))
case _ => None
}).headOption.map(_.info)
/* spell checker */
private lazy val spell_checker_elements =
Markup.Elements(space_explode(',', options.string("spell_checker_elements")): _*)
def spell_checker_ranges(range: Text.Range): List[Text.Range] =
snapshot.select(range, spell_checker_elements, _ => _ => Some(())).map(_.range)
def spell_checker_point(range: Text.Range): Option[Text.Range] =
snapshot.select(range, spell_checker_elements, _ =>
{
case info => Some(snapshot.convert(info.range))
}).headOption.map(_.info)
/* command status overview */
def overview_limit: Int = options.int("jedit_text_overview_limit")
def overview_color(range: Text.Range): Option[Color] =
{
if (snapshot.is_outdated) None
else {
val results =
snapshot.cumulate[List[Markup]](range, Nil, Protocol.liberal_status_elements, _ =>
{
case (status, Text.Info(_, elem)) => Some(elem.markup :: status)
}, status = true)
if (results.isEmpty) None
else {
val status = Protocol.Status.make(results.iterator.flatMap(_.info))
if (status.is_running) Some(running_color)
else if (status.is_failed) Some(error_color)
else if (status.is_warned) Some(warning_color)
else if (status.is_unprocessed) Some(unprocessed_color)
else None
}
}
}
/* highlighted area */
def highlight(range: Text.Range): Option[Text.Info[Color]] =
snapshot.select(range, Rendering.highlight_elements, _ =>
{
case info => Some(Text.Info(snapshot.convert(info.range), highlight_color))
}).headOption.map(_.info)
/* hyperlinks */
private def jedit_file(name: String): String =
if (Path.is_valid(name))
PIDE.resources.append(snapshot.node_name.master_dir, Path.explode(name))
else name
def hyperlink(range: Text.Range): Option[Text.Info[PIDE.editor.Hyperlink]] =
{
snapshot.cumulate[Vector[Text.Info[PIDE.editor.Hyperlink]]](
range, Vector.empty, Rendering.hyperlink_elements, _ =>
{
case (links, Text.Info(info_range, XML.Elem(Markup.Path(name), _))) =>
val link = PIDE.editor.hyperlink_file(jedit_file(name))
Some(links :+ Text.Info(snapshot.convert(info_range), link))
case (links, Text.Info(info_range, XML.Elem(Markup.Url(name), _))) =>
val link = PIDE.editor.hyperlink_url(name)
Some(links :+ Text.Info(snapshot.convert(info_range), link))
case (links, Text.Info(info_range, XML.Elem(Markup(Markup.ENTITY, props), _)))
if !props.exists(
{ case (Markup.KIND, Markup.ML_OPEN) => true
case (Markup.KIND, Markup.ML_STRUCTURE) => true
case _ => false }) =>
val opt_link =
props match {
case Position.Def_Line_File(line, name) =>
val offset = Position.Def_Offset.unapply(props) getOrElse 0
PIDE.editor.hyperlink_source_file(name, line, offset)
case Position.Def_Id_Offset0(id, offset) =>
PIDE.editor.hyperlink_command_id(snapshot, id, offset)
case _ => None
}
opt_link.map(link => (links :+ Text.Info(snapshot.convert(info_range), link)))
case (links, Text.Info(info_range, XML.Elem(Markup(Markup.POSITION, props), _))) =>
val opt_link =
props match {
case Position.Line_File(line, name) =>
val offset = Position.Offset.unapply(props) getOrElse 0
PIDE.editor.hyperlink_source_file(name, line, offset)
case Position.Id_Offset0(id, offset) =>
PIDE.editor.hyperlink_command_id(snapshot, id, offset)
case _ => None
}
opt_link.map(link => (links :+ Text.Info(snapshot.convert(info_range), link)))
case (links, Text.Info(info_range, XML.Elem(Markup.Citation(name), _))) =>
val opt_link =
Bibtex_JEdit.entries_iterator.collectFirst(
{ case (a, buffer, offset) if a == name =>
PIDE.editor.hyperlink_buffer(buffer, offset) })
opt_link.map(link => (links :+ Text.Info(snapshot.convert(info_range), link)))
case _ => None
}) match { case Text.Info(_, _ :+ info) :: _ => Some(info) case _ => None }
}
/* active elements */
def active(range: Text.Range): Option[Text.Info[XML.Elem]] =
snapshot.select(range, Rendering.active_elements, command_states =>
{
case Text.Info(info_range, elem) =>
if (elem.name == Markup.DIALOG) {
elem match {
case Protocol.Dialog(_, serial, _)
if !command_states.exists(st => st.results.defined(serial)) =>
Some(Text.Info(snapshot.convert(info_range), elem))
case _ => None
}
}
else Some(Text.Info(snapshot.convert(info_range), elem))
}).headOption.map(_.info)
def command_results(range: Text.Range): Command.Results =
Command.State.merge_results(
snapshot.select[List[Command.State]](range, Markup.Elements.full, command_states =>
{ case _ => Some(command_states) }).flatMap(_.info))
/* tooltip messages */
def tooltip_message(range: Text.Range): Option[Text.Info[XML.Body]] =
{
val results =
snapshot.cumulate[List[Text.Info[Command.Results.Entry]]](
range, Nil, Rendering.tooltip_message_elements, _ =>
{
case (msgs, Text.Info(info_range,
XML.Elem(Markup(name, props @ Markup.Serial(serial)), body)))
if name == Markup.WRITELN || name == Markup.WARNING || name == Markup.ERROR =>
val entry: Command.Results.Entry =
(serial -> XML.Elem(Markup(Markup.message(name), props), body))
Some(Text.Info(snapshot.convert(info_range), entry) :: msgs)
case (msgs, Text.Info(info_range, msg @ XML.Elem(Markup(Markup.BAD, _), body)))
if !body.isEmpty =>
val entry: Command.Results.Entry = (Document_ID.make(), msg)
Some(Text.Info(snapshot.convert(info_range), entry) :: msgs)
case _ => None
}).flatMap(_.info)
if (results.isEmpty) None
else {
val r = Text.Range(results.head.range.start, results.last.range.stop)
val msgs = Command.Results.make(results.map(_.info))
Some(Text.Info(r, Pretty.separate(msgs.iterator.map(_._2).toList)))
}
}
/* tooltips */
private def pretty_typing(kind: String, body: XML.Body): XML.Tree =
Pretty.block(XML.Text(kind) :: Pretty.Break(1) :: body)
private def timing_threshold: Double = options.real("jedit_timing_threshold")
def tooltip(range: Text.Range): Option[Text.Info[XML.Body]] =
{
def add(prev: Text.Info[(Timing, Vector[(Boolean, XML.Tree)])],
r0: Text.Range, p: (Boolean, XML.Tree)): Text.Info[(Timing, Vector[(Boolean, XML.Tree)])] =
{
val r = snapshot.convert(r0)
val (t, info) = prev.info
if (prev.range == r)
Text.Info(r, (t, info :+ p))
else Text.Info(r, (t, Vector(p)))
}
val results =
snapshot.cumulate[Text.Info[(Timing, Vector[(Boolean, XML.Tree)])]](
range, Text.Info(range, (Timing.zero, Vector.empty)), Rendering.tooltip_elements, _ =>
{
case (Text.Info(r, (t1, info)), Text.Info(_, XML.Elem(Markup.Timing(t2), _))) =>
Some(Text.Info(r, (t1 + t2, info)))
case (prev, Text.Info(r, XML.Elem(Markup.Entity(kind, name), _))) =>
val kind1 = Word.implode(Word.explode('_', kind))
val txt1 =
if (name == "") kind1
else kind1 + " " + quote(name)
val t = prev.info._1
val txt2 =
if (kind == Markup.COMMAND && t.elapsed.seconds >= timing_threshold)
"\n" + t.message
else ""
Some(add(prev, r, (true, XML.Text(txt1 + txt2))))
case (prev, Text.Info(r, XML.Elem(Markup.Path(name), _))) =>
val file = jedit_file(name)
val text =
if (name == file) "file " + quote(file)
else "path " + quote(name) + "\nfile " + quote(file)
Some(add(prev, r, (true, XML.Text(text))))
case (prev, Text.Info(r, XML.Elem(Markup.Url(name), _))) =>
Some(add(prev, r, (true, XML.Text("URL " + quote(name)))))
case (prev, Text.Info(r, XML.Elem(Markup(name, _), body)))
if name == Markup.SORTING || name == Markup.TYPING =>
Some(add(prev, r, (true, pretty_typing("::", body))))
case (prev, Text.Info(r, XML.Elem(Markup(Markup.ML_TYPING, _), body))) =>
Some(add(prev, r, (false, pretty_typing("ML:", body))))
case (prev, Text.Info(r, XML.Elem(Markup.Language(language, _, _, _), _))) =>
Some(add(prev, r, (true, XML.Text("language: " + language))))
case (prev, Text.Info(r, XML.Elem(Markup(name, _), _))) =>
Rendering.tooltip_descriptions.get(name).
map(descr => add(prev, r, (true, XML.Text(descr))))
}).map(_.info)
results.map(_.info).flatMap(res => res._2.toList) match {
case Nil => None
case tips =>
val r = Text.Range(results.head.range.start, results.last.range.stop)
val all_tips = (tips.filter(_._1) ++ tips.filter(!_._1).lastOption.toList).map(_._2)
Some(Text.Info(r, Library.separate(Pretty.FBreak, all_tips)))
}
}
def tooltip_margin: Int = options.int("jedit_tooltip_margin")
lazy val tooltip_close_icon = JEdit_Lib.load_icon(options.string("tooltip_close_icon"))
lazy val tooltip_detach_icon = JEdit_Lib.load_icon(options.string("tooltip_detach_icon"))
/* gutter */
private def gutter_message_pri(msg: XML.Tree): Int =
if (Protocol.is_error(msg)) Rendering.error_pri
else if (Protocol.is_legacy(msg)) Rendering.legacy_pri
else if (Protocol.is_warning(msg)) Rendering.warning_pri
else if (Protocol.is_information(msg)) Rendering.information_pri
else 0
private lazy val gutter_icons = Map(
Rendering.information_pri -> JEdit_Lib.load_icon(options.string("gutter_information_icon")),
Rendering.warning_pri -> JEdit_Lib.load_icon(options.string("gutter_warning_icon")),
Rendering.legacy_pri -> JEdit_Lib.load_icon(options.string("gutter_legacy_icon")),
Rendering.error_pri -> JEdit_Lib.load_icon(options.string("gutter_error_icon")))
def gutter_icon(range: Text.Range): Option[Icon] =
{
val pris =
snapshot.cumulate[Int](range, 0, Rendering.gutter_elements, _ =>
{
case (pri, Text.Info(_, msg @ XML.Elem(Markup(_, Markup.Serial(serial)), _))) =>
Some(pri max gutter_message_pri(msg))
case _ => None
}).map(_.info)
gutter_icons.get((0 /: pris)(_ max _))
}
/* squiggly underline */
private lazy val squiggly_colors = Map(
Rendering.writeln_pri -> writeln_color,
Rendering.information_pri -> information_color,
Rendering.warning_pri -> warning_color,
Rendering.error_pri -> error_color)
def squiggly_underline(range: Text.Range): List[Text.Info[Color]] =
{
val results =
snapshot.cumulate[Int](range, 0, Rendering.squiggly_elements, _ =>
{
case (pri, Text.Info(_, elem)) =>
if (Protocol.is_information(elem))
Some(pri max Rendering.information_pri)
else
Some(pri max Rendering.message_pri(elem.name))
})
for {
Text.Info(r, pri) <- results
color <- squiggly_colors.get(pri)
} yield Text.Info(r, color)
}
/* message output */
private lazy val message_colors = Map(
Rendering.writeln_pri -> writeln_message_color,
Rendering.information_pri -> information_message_color,
Rendering.tracing_pri -> tracing_message_color,
Rendering.warning_pri -> warning_message_color,
Rendering.error_pri -> error_message_color)
def line_background(range: Text.Range): Option[(Color, Boolean)] =
{
val results =
snapshot.cumulate[Int](range, 0, Rendering.line_background_elements, _ =>
{
case (pri, Text.Info(_, elem)) =>
if (elem.name == Markup.INFORMATION)
Some(pri max Rendering.information_pri)
else
Some(pri max Rendering.message_pri(elem.name))
})
val pri = (0 /: results) { case (p1, Text.Info(_, p2)) => p1 max p2 }
val is_separator =
pri > 0 &&
snapshot.cumulate[Boolean](range, false, Rendering.separator_elements, _ =>
{
case _ => Some(true)
}).exists(_.info)
message_colors.get(pri).map((_, is_separator))
}
def output_messages(results: Command.Results): List[XML.Tree] =
{
val (states, other) =
results.iterator.map(_._2).filterNot(Protocol.is_result(_)).toList
.partition(Protocol.is_state(_))
states ::: other
}
/* text background */
def background(range: Text.Range): List[Text.Info[Color]] =
{
if (snapshot.is_outdated && snapshot.is_loaded) List(Text.Info(range, outdated_color))
else
for {
Text.Info(r, result) <-
snapshot.cumulate[(List[Markup], Option[Color])](
range, (List(Markup.Empty), None), Rendering.background_elements,
command_states =>
{
case (((status, color), Text.Info(_, XML.Elem(markup, _))))
if !status.isEmpty && Protocol.proper_status_elements(markup.name) =>
Some((markup :: status, color))
case (_, Text.Info(_, XML.Elem(Markup(Markup.BAD, _), _))) =>
Some((Nil, Some(bad_color)))
case (_, Text.Info(_, XML.Elem(Markup(Markup.INTENSIFY, _), _))) =>
Some((Nil, Some(intensify_color)))
case (acc, Text.Info(_, Protocol.Dialog(_, serial, result))) =>
command_states.collectFirst(
{ case st if st.results.defined(serial) => st.results.get(serial).get }) match
{
case Some(Protocol.Dialog_Result(res)) if res == result =>
Some((Nil, Some(active_result_color)))
case _ =>
Some((Nil, Some(active_color)))
}
case (_, Text.Info(_, elem)) =>
if (Rendering.active_elements(elem.name)) Some((Nil, Some(active_color)))
else None
})
color <-
(result match {
case (markups, opt_color) if !markups.isEmpty =>
val status = Protocol.Status.make(markups.iterator)
if (status.is_unprocessed) Some(unprocessed1_color)
else if (status.is_running) Some(running1_color)
else opt_color
case (_, opt_color) => opt_color
})
} yield Text.Info(r, color)
}
/* text foreground */
def foreground(range: Text.Range): List[Text.Info[Color]] =
snapshot.select(range, Rendering.foreground_elements, _ =>
{
case Text.Info(_, elem) =>
if (elem.name == Markup.ANTIQUOTED) Some(antiquoted_color) else Some(quoted_color)
})
/* text color */
private lazy val text_colors: Map[String, Color] = Map(
Markup.KEYWORD1 -> keyword1_color,
Markup.KEYWORD2 -> keyword2_color,
Markup.KEYWORD3 -> keyword3_color,
Markup.QUASI_KEYWORD -> quasi_keyword_color,
Markup.IMPROPER -> improper_color,
Markup.OPERATOR -> operator_color,
Markup.STRING -> Color.BLACK,
Markup.ALTSTRING -> Color.BLACK,
Markup.VERBATIM -> Color.BLACK,
Markup.CARTOUCHE -> Color.BLACK,
Markup.LITERAL -> keyword1_color,
Markup.DELIMITER -> Color.BLACK,
Markup.TFREE -> tfree_color,
Markup.TVAR -> tvar_color,
Markup.FREE -> free_color,
Markup.SKOLEM -> skolem_color,
Markup.BOUND -> bound_color,
Markup.VAR -> var_color,
Markup.INNER_STRING -> inner_quoted_color,
Markup.INNER_CARTOUCHE -> inner_cartouche_color,
Markup.INNER_COMMENT -> inner_comment_color,
Markup.DYNAMIC_FACT -> dynamic_color,
Markup.ANTIQUOTE -> antiquote_color,
Markup.ML_KEYWORD1 -> keyword1_color,
Markup.ML_KEYWORD2 -> keyword2_color,
Markup.ML_KEYWORD3 -> keyword3_color,
Markup.ML_DELIMITER -> Color.BLACK,
Markup.ML_NUMERAL -> inner_numeral_color,
Markup.ML_CHAR -> inner_quoted_color,
Markup.ML_STRING -> inner_quoted_color,
Markup.ML_COMMENT -> inner_comment_color,
Markup.SML_STRING -> inner_quoted_color,
Markup.SML_COMMENT -> inner_comment_color)
private lazy val text_color_elements =
Markup.Elements(text_colors.keySet)
def text_color(range: Text.Range, color: Color): List[Text.Info[Color]] =
{
if (color == Token_Markup.hidden_color) List(Text.Info(range, color))
else
snapshot.cumulate(range, color, text_color_elements, _ =>
{
case (_, Text.Info(_, elem)) => text_colors.get(elem.name)
})
}
/* virtual bullets */
def bullet(range: Text.Range): List[Text.Info[Color]] =
snapshot.select(range, Rendering.bullet_elements, _ => _ => Some(bullet_color))
/* text folds */
def fold_depth(range: Text.Range): List[Text.Info[Int]] =
snapshot.cumulate[Int](range, 0, Rendering.fold_depth_elements, _ =>
{
case (depth, _) => Some(depth + 1)
})
}